import java.sql.SQLOutput;

public class dome002 {
    public static void main(String[] args) {
        String name="Tom";
        System.out.println("Hello"+name+"!");
        System.out.println("ja"+"va"+" "+"8");
        System.out.println(1+2+"3");
        System.out.println("1"+2+3);
    }
}
